Implemented PlayerSwitcher class
Added tests for PlayerSwitcher
Converted ClassicOthello to use new PlayerSwitcher class
Updated ClassicOthelloTest to work again
Extended PlayerSwitchTest
Added test for 3 players in PlayerSwitchTest
nrPlayers to numPlayers
Structure change in ClassicOthelloFactory
Merge pull request #41 from mharrys/player-switcher

Player switcher